A technique for reducing the work load on the heart by the automatic lowering of systemic blood pressure just before or during expulsion of blood from the ventricle and by the automatic raising of blood pressure during diastole.

逆博动作用(一种减轻心脏负担的技术，方法是在心室排出血液时自动减低血压，在舒张期自动增加血压)。